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Name
  NSVS 5972090  
AAVSO UID
000-BLV-943 (No observations)  
Constellation
Cygnus Sequence
J2000.0
21 34 59.05 +49 25 03.1  (323.74604 +49.41753) Search nearby
B1950.0 21 33 11.52 +49 11 37.4
Proper motion
RA: -1.1 +/- 4.6 mas/yDec: -4.8 +/- 1.8 mas/ySource: UCAC4
Galactic coord. 93.455 -1.872
Other names

(Internal only)
2MASS J21345905+4925030 ASASSN-V J213459.05+492503.1 IRAS 21332+4911
UCAC4 698-094668    
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Variability type
SR
Spectral type --
Mag. range
13.1 - 13.8 V
Discoverer Filipp Romanov
Epoch
22 Feb 2016 (HJD 2457441.00) Ephemeris
Outburst --
Period 120.77 d
Rise/eclipse dur. --
Remarks
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1 Romanov, Filipp J-K= 1.4.
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References
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1 C. S. Kochanek; et al., 2017, The All-Sky Automated Survey for Supernovae
(ASAS-SN) Light Curve Server v1.0		 2017arXiv170607060K
2 Wozniak, P. R.; et al., 2004, Northern Sky Variability Survey: Public Data
Release		 2004AJ....127.2436W
External Links
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Catalog Data
Information from selected catalogs obtained by cross-matching to 2 arc seconds using the CDS X-Match Service. These data may not be complete.
2MASS J = 6.96H = 5.96K = 5.56J - K = 1.40
AllWISE W1 = 5.44W2 = 5.39W3 = 5.25W4 = 5.03W1 - W2 = 0.06W3 - W4 = 0.22
APASS-DR9 B = 15.11V = 13.17g' = 14.11r' = 12.30i' = 10.11B - V = 1.94
SDSS-DR12 u = 16.73g = 15.51r = 15.09i = 10.30z = 9.36u - g = 1.22r - i = 4.79
Images
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Supporting Documents
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2 ASAS-SN phase plot Romanov, Filipp 2017-07-16 21:52 UTC
1 Light Curve Romanov, Filipp 2016-02-03 04:59 UTC
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Revision History
Currently approved revision is checked. Click revision number to view details of that revision.
3 Romanov, Filipp 2019-02-17 16:34 UTC Gaia DR2 position.
2 Romanov, Filipp 2017-07-16 21:52 UTC Type, period, epoch and minimum magnitude from ASAS-SN data. Maximum magnitude from APASS data.
1 Romanov, Filipp 2016-02-03 06:50 UTC Initial submission.

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